fix izpack link

i2p2www/pages/downloads/list.html

@@ -66,7 +66,7 @@ If you would like to try the latest experimental I2P projects, visit the <a href
     {% call package('unix') %}
 
     <p><b>NOTE:</b>
-    Due to an <a href="https://izpack.atlassian.net/jira/software/c/projects/IZPACK/issues/IZPACK-1786?jql=project%20%3D%20%22IZPACK%22%20ORDER%20BY%20created%20DESC">unfixed IzPack bug</a>
+    Due to an <a href="https://izpack.atlassian.net/browse/IZPACK-1786">unfixed IzPack bug</a>
     the installer will fail with "Index 70131 out of bounds" with Java 21 or higher on Ubuntu. May also affect other platforms.
     Workarounds:
     Use our <a href="{{ get_url('downloads_debian') }}">packages for Debian &amp; Ubuntu</a>